Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net income/(loss)	$ 15,147	$ (8,638)
Adjustments to reconcile net income/(loss) to net cash provided by/(used in) operating activities:
Advisory fees received in gold, other precious metals and bitcoin	(19,757)	(13,860)
Contractual gold payments	4,270	3,760
Stock-based compensation	3,143	3,239
Deferred income taxes	2,904	4,526
(Gain)/loss on revaluation of deferred consideration – gold payments	(2,832)	2,208
Amortization of right of use asset	697	798
Amortization of issuance costs – convertible notes	429
Impairments	303	19,672
Depreciation and amortization	252	256
Gain on sale – Canadian ETF business		(2,877)
Amortization of issuance costs - former credit facility		723
Other	(235)	(31)
Changes in operating assets and liabilities:
Securities owned, at fair value	124	(2,942)
Accounts receivable	290	5,850
Prepaid expenses	(362)	(616)
Gold, other precious metals and bitcoin	14,166	9,838
Other assets	5	139
Fund management and administration payable	(1,470)	537
Compensation and benefits payable	(14,245)	(22,688)
Income taxes receivable/payable	(1,028)	(2,032)
Securities sold, but not yet purchased, at fair value		(112)
Operating lease liabilities	(918)	(926)
Accounts payable and other liabilities	982	542
Net cash provided by/(used in) operating activities	1,865	(2,634)
Cash flows from investing activities:
Purchase of investments	(5,500)
Purchase of fixed assets	(103)	(50)
Proceeds from held-to-maturity securities maturing or called prior to maturity	38	6,030
Proceeds from sale of Canadian ETF business, net		2,774
Net cash (used in)/provided by investing activities	(5,565)	8,754
Cash flows from financing activities:
Dividends paid	(4,937)	(5,136)
Shares repurchased	(2,630)	(1,495)
Repayment of debt		(5,000)
Proceeds from exercise of stock options	379	240
Net cash used in financing activities	(7,188)	(11,391)
Decrease in cash flow due to changes in foreign exchange rate	(235)	(1,272)
Decrease in cash and cash equivalents	(11,123)	(6,543)
Cash and cash equivalents—beginning of year	73,425	74,972
Cash and cash equivalents—end of period	62,302	68,429
Supplemental disclosure of cash flow information:
Cash paid for taxes	$ 1,278	1,147
Cash paid for interest		$ 2,312